@book{10990,
	author = {Harlow, William Morehouse, and Harrar, Ellwood S.},
	title = {Textbook of dendrology, covering the important forest trees of the United States and Canada /},
	publisher = {McGraw-Hill,},
	year = {c1979.},
	series = {McGraw-Hill series in forest resources},
	address = {New York :},
	edition = {6th ed.}
}